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Table top spectrophotometer LTS-A11 is a high performance spectrophotometer with test caliber side ward for different aperture direction. Equipped with ETC technology solves the problem of long-term stability. The solid samples (paper sheets, cloth) can be placed directly on the measurement port & particles like pellets, tablets, powder (dye, food powder, chemical powder), paste (thick paste, opaque samples) can be placed in cube shape cells & then in the mouth of the measurement test.
| Illumination system | d/8 (Diffused lighting, 8° observation angle) SCS optical engine (light splitting and integration system) ETC (real time calibration technology ) SCI (specular reflection included) & SCE(specular reflection excluded) simultaneous measurement |
| Size of integrated sphere | 40 mm, alvan diffused reflection surface coating |
| Illumination light source | CLED |
| Sensor | Dual light path sensor array |
| Light source | A, C, D50, D65, D75, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, DLF, TL183, TL184, NBF, U30, CWF |
| Wavelength range | 400-700 nm |
| Wavelength interval | 10 nm |
| Half spectral width | 5 nm |
| Reflectivity range & resolution | 0 to 200%, 0.01% |
| Observation Angle | 2°/10° |
| Measurement caliber | |
| Measurement time interval | 0.5 s |
| Measurement time | 1 s |
| Measuring aperture | 11 mm |
| Color space | CIE-L*a*b, L*C*h, L*u*v, XYZ, Yxy, Reflectance, hunterlab, munsell Mi, CMYK |
| Color difference formula | ΔE*ab,ΔE*CH,ΔE*uv,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE*94,ΔE*00,ΔEab(Hunter),555 ,color classification |
| Other colorimetric indices | WI (whiteness) (ASTM E313-10,ASTM E313-73,CIE/ISO, AATCC, Hunter, Taube Berger,
Ganz, Stensby) YI (yellowness) (ASTM D1925，ASTM E313-00,ASTM E313-73) Tint(ASTM E313,CIE,Ganz) Metamerism index Milm, adhesive/changing color fastness, ISO illuminance, 8 gloss, A density, T density |
| Repeatability | light splitting reflectivity：standard deviation within 0.08% color values:ΔE*ab<=0.015 (After calibration, standard deviation of 30 measurements on test white board, 5 second intervals),Maximum：0.03 |
| Color matching system | Matches |
| UV light source | Not included |
| Work temperature range | 0 to 45℃, relative humidity 80% or below( at 35°C ),no condensation |
| Storage temperature range | 25℃ to 55℃ relative humidity 80% or below(at 35°C ),no condensation |
| Battery capacity | Rechargeable, 20000 continuous tests, 7.4V/6000mAh |
| Data being displayed | SPD distribution/data，samples color values，color difference values/graph，pass/fail results,color error tendency，color simulation display measurement area，history data color simulation，manual input standard sample generate measurement report |
| Interface | USB |
| Display | 5.5 inch TFT touch screen |
| Data storage | 20000 test results |
| Light source longevity | 10 years, 3 million tests |
| Dimension (L*W*H) | 350 × 300 × 200 mm |
| Weight | 4.5 kg |
| Accessories No. | Name |
| 1 | Power cord |
| 2 | USB cable |
| 3 | Driving software |
| 4 | Color QC software |
| 5 | Black and white calibration tile |
Table top spectrophotometer with side ward caliber can measure color of solid samples such as particles, powder, paste, pellets, opaque liquids used in textile, medicine, chemical, food, paper & other industries.
